Owner's guide
Page 4
...6, 14 Tab 5, 13 Tab 4, 12 Tab 3, 11 Tab2, 10 English CONTENTS HEADSET CARE AND MAINTENANCE 23 Instructions for continued airworthiness 23 Cleaning the headset 23 General cleaning 23 Headset earcup openings 23 Microphone windscreen 24 Earcup inner screen 24 Headband cushion 24 Replacing parts... Details on making the connections 33 TECHNICAL INFORMATION 34 SERVICE AND WARRANTY INFORMATION 36 Locating the headset serial number 36 Warranty period 36 Limited warranty service 36 To return your headset to Bose for repair 36 Contact information 37 Ordering parts and accessories 37...
...6, 14 Tab 5, 13 Tab 4, 12 Tab 3, 11 Tab2, 10 English CONTENTS HEADSET CARE AND MAINTENANCE 23 Instructions for continued airworthiness 23 Cleaning the headset 23 General cleaning 23 Headset earcup openings 23 Microphone windscreen 24 Earcup inner screen 24 Headband cushion 24 Replacing parts... Details on making the connections 33 TECHNICAL INFORMATION 34 SERVICE AND WARRANTY INFORMATION 36 Locating the headset serial number 36 Warranty period 36 Limited warranty service 36 To return your headset to Bose for repair 36 Contact information 37 Ordering parts and accessories 37...
Owner's guide
Page 27
... liquid, do not use , items such as this guide. Check to force any other liquid. TriPort headset opening Microphone opening must be performed by Bose or an authorized repair facility. Carefully use tweezers, if necessary, to remove foreign matter that the openings ... clean before each flight. Contact Bose® Technical Support for continued airworthiness Bose recommends following pages. Headset earcup openings The TriPort® headset opening and the microphone opening When wiping down the headset earcups, be lodged in and out of the warranty period, must remain clean and...
... liquid, do not use , items such as this guide. Check to force any other liquid. TriPort headset opening Microphone opening must be performed by Bose or an authorized repair facility. Carefully use tweezers, if necessary, to remove foreign matter that the openings ... clean before each flight. Contact Bose® Technical Support for continued airworthiness Bose recommends following pages. Headset earcup openings The TriPort® headset opening and the microphone opening When wiping down the headset earcups, be lodged in and out of the warranty period, must remain clean and...
Owner's guide
Page 40
... replacement" on the outside of the headband and underneath the headband cushion. and 3. Warranty period Your Bose A20 Aviation Headset is identified by a unique headset serial number located on the warranty/product registration card included in your country; Limited warranty service To return your headset to properly reseat the headband cushion by pressing down firmly. Details of the limited...
... replacement" on the outside of the headband and underneath the headband cushion. and 3. Warranty period Your Bose A20 Aviation Headset is identified by a unique headset serial number located on the warranty/product registration card included in your country; Limited warranty service To return your headset to properly reseat the headband cushion by pressing down firmly. Details of the limited...